C Sharp

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Dotnet Commands

Information about dotnet version/environment

dotnet -info

Create new project

dotnet new console

Compile & Run C# Program

dotnet run

Create New sln File

dotnet new sln

Build/Compile Program

dotnet build (looks for sln file in current directory) // all projects build

Variable Scoping

Everything scoped to the smallest block (usually curly braces)

Logic

If Statement

if(){}

If...Else Statement

if(){}else if(){}

Do While Loop

do{ } while();

While Loop

while(){};

For Loop

foreach(foo in foos){}

For Loop

for(var i = 1; i <= 10; i++){};

Case/Switch Statement

switch(a){case 1: var c=1;break; case 2: var c=2; break; default: var c=3; break;}

Try/Catch/Finally

try{}catch{}catch{}finally{}

Jump over code

Stop loop early

break;

Skip iteration of loop

continue;

Goto another area of code

goto <label>; <label>:

Evaluate a condition at runtime

when (case var d when d >= 90)

Thrown an exception

throw new ArgumentException("foo");

Catch an exception

ASP.NET

wwwroot

static files such as images/scripts/external libs

controllers

contains the controller files

models

model files

views

view files

appsettings.json

config settings of the app, db connection string, application variables, etc.

bundleconfig.json

create bundles and minifications of CSS files/scripts

program.cs

app entry point w/host,web server,startup.cs file

startup.cs

add services & config HTTP pipeline & URL routes

Compiling

Create Self-contained application

dotnet publish -c Release -r win10-x64 /p:PublishSingleFile=true /p:PublishTrimmed=true